CaratHunter
Plans
Marquise|Lab Grown|IGI

0.53ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG816658755

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816658755

Diamond specifications and retailer prices

From $340 AUD
$239 USD
As of October 30, 2026
Save $579 AUD (63%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $919 AUD at Taylor and Hart · As of October 29, 2026
View at Taylor and Hart

About this 0.53ct lab-grown marquise diamond

This 0.53ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816658755 or 816658755. Listed at 6 retailers as of October 29, 2026, with prices from $340 to $919, a $579 spread on the same certified stone. Taylor and Hart lists it at $919. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.53
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816658755
Dimensions8.35 × 4.18 × 2.60 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.35 mm4.18 mm0.53 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816658755
Side View
Table 63.0%Crown 36.8°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $581 AUD|Low: $306 AUD|High: $2,005 AUD|Avg: $646 AUD|+7.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Taylor and Hart
October 30, 2026
Retailer 2$340 AUD
Retailer 3$356 AUD
Retailer 5$416 AUD
Retailer 4$453 AUD
Retailer 7$580 AUD
Retailer 1$581 AUD
Taylor and Hart$919 AUD
Retailer 6$1,994 AUD

17 data points across 8 retailers

6 retailers$340 AUD to $919 AUD

A
Cheapest Retailer
-
$340 AUD
$239 USD
A
Retailer 2
-
$356 AUD
$250 USD
View
B+
Retailer 3
-
$453 AUD
£250 GBP
View
Retailer 4
-
$580 AUD
View
Price last confirmed 36 days ago
B+
Retailer 5
-
$581 AUD
$408 USD
View
Most Expensive
B
Taylor and Hart
TTPPUK1 · Oct 29
$919 AUD
$646 USD
View
5 more retailers have this diamond
Prices start from $340 AUDSave up to $579 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.53ct Marquise
$340 AUD